diff --git a/extensions/msteams/src/sdk-proactive.process.test.ts b/extensions/msteams/src/sdk-proactive.process.test.ts
new file mode 100644
index 000000000000..c3306d577077
--- /dev/null
+++ b/extensions/msteams/src/sdk-proactive.process.test.ts
@@ -0,0 +1,165 @@
+// Microsoft Teams process coverage protects real SDK CommonJS import ordering.
+import { execFile } from "node:child_process";
+import fs from "node:fs";
+import path from "node:path";
+import { promisify } from "node:util";
+import { describe, expect, it } from "vitest";
+
+const execFileAsync = promisify(execFile);
+
+describe("sendMSTeamsActivityWithReference SDK import ordering", () => {
+  it("keeps root exports intact when quoted behavior is the first SDK access", async () => {
+    await execFileAsync(
+      process.execPath,
+      ["scripts/lib/plugin-npm-runtime-build.mjs", "extensions/msteams"],
+      { cwd: process.cwd() },
+    );
+    const outDir = path.join(process.cwd(), "extensions/msteams/dist");
+    const proactiveArtifact = fs
+      .readdirSync(outDir)
+      .filter((entry) => entry.endsWith(".cjs"))
+      .map((entry) => path.join(outDir, entry))
+      .find((entry) =>
+        fs
+          .readFileSync(entry, "utf8")
+          .includes('Object.defineProperty(exports, "sendMSTeamsActivityWithReference"'),
+      );
+    if (!proactiveArtifact) {
+      throw new Error("Microsoft Teams CommonJS runtime omitted the proactive send helper");
+    }
+    const proactiveArtifactSource = fs.readFileSync(proactiveArtifact, "utf8");
+    expect(proactiveArtifactSource).toContain('import("@microsoft/teams.api")');
+    expect(proactiveArtifactSource).not.toContain("@microsoft/teams.api/dist/");
+
+    const fixture = `
+      import assert from "node:assert/strict";
+      import { createRequire } from "node:module";
+
+      const require = createRequire(import.meta.url);
+      const Module = require("node:module");
+      const originalLoad = Module._load;
+      const universalStub = new Proxy(
+        function universalStub() {
+          return universalStub;
+        },
+        {
+          apply: () => universalStub,
+          construct: () => universalStub,
+          get: () => universalStub,
+        },
+      );
+      const hostSdkStub = new Proxy(
+        {},
+        {
+          get: (_target, key) => {
+            if (key === "createLazyRuntimeModule") {
+              return (importer) => {
+                let pending;
+                return () => (pending ??= importer());
+              };
+            }
+            if (key === "getOrCreateGlobalSingleton") {
+              return (_key, create) => create();
+            }
+            return universalStub;
+          },
+        },
+      );
+      // The built plugin expects an installed OpenClaw host. Stub unrelated host SDK exports so
+      // this child isolates the emitted Teams loader and the real pinned Teams CommonJS package.
+      Module._load = function load(request, parent, isMain) {
+        if (request.startsWith("openclaw/plugin-sdk/")) {
+          return hostSdkStub;
+        }
+        return originalLoad.call(this, request, parent, isMain);
+      };
+
+      const { sendMSTeamsActivityWithReference } =
+        require(process.env.OPENCLAW_MSTEAMS_PROACTIVE_ARTIFACT);
+      const quotedCreates = [];
+      const posts = [];
+      const app = {
+        client: {
+          request: async () => ({}),
+          post: async (url, activity) => {
+            posts.push({ url, activity });
+            return { data: { id: "normal-proactive" } };
+          },
+        },
+        api: {
+          serviceUrl: "https://smba.trafficmanager.net/amer",
+          conversations: {
+            activities: () => ({
+              create: async (activity) => {
+                quotedCreates.push(activity);
+                return { id: "quoted-replay" };
+              },
+              update: async () => ({}),
+              delete: async () => ({}),
+            }),
+          },
+        },
+      };
+      const reference = {
+        agent: { id: "28:bot", role: "bot" },
+        user: { id: "29:user" },
+        conversation: {
+          id: "19:conversation@thread.v2",
+          conversationType: "groupChat",
+        },
+      };
+
+      // The structural app selects the quote path without loading the full Teams app first.
+      await sendMSTeamsActivityWithReference(
+        app,
+        { ...reference, serviceUrl: "https://smba.trafficmanager.net/amer" },
+        { type: "message", text: "Recovered reply" },
+        { quoteActivityId: "incoming-activity" },
+      );
+      assert.equal(
+        quotedCreates[0].text,
+        '<quoted messageId="incoming-activity"/> Recovered reply',
+      );
+
+      const api = await import("@microsoft/teams.api");
+      assert.equal(typeof api.Client, "function");
+      assert.equal(typeof api.MessageActivityInput, "function");
+      assert.equal(typeof api.toActivityParams, "function");
+      assert.doesNotThrow(() =>
+        api.toActivityParams({ type: "message", text: "Direct conversion" }),
+      );
+
+      await assert.doesNotReject(() =>
+        sendMSTeamsActivityWithReference(
+          app,
+          { ...reference, serviceUrl: "https://smba.trafficmanager.net/teams" },
+          { type: "message", text: "Normal send" },
+        ),
+      );
+      assert.equal(posts.length, 1);
+      assert.equal(
+        posts[0].url,
+        "https://smba.trafficmanager.net/teams/v3/conversations/19:conversation@thread.v2/activities",
+      );
+      assert.equal(posts[0].activity.text, "Normal send");
+      process.stdout.write("root-sdk-ok");
+    `;
+
+    const { stdout, stderr } = await execFileAsync(
+      process.execPath,
+      ["--import", "tsx", "--input-type=module", "--eval", fixture],
+      {
+        cwd: process.cwd(),
+        env: {
+          ...process.env,
+          NODE_DISABLE_COMPILE_CACHE: "1",
+          OPENCLAW_MSTEAMS_PROACTIVE_ARTIFACT: proactiveArtifact,
+          VITEST: undefined,
+        },
+      },
+    );
+
+    expect(stderr).toBe("");
+    expect(stdout).toBe("root-sdk-ok");
+  }, 30_000);
+});
diff --git a/extensions/msteams/src/sdk-proactive.ts b/extensions/msteams/src/sdk-proactive.ts
index 2363b5964546..86494c85233c 100644
--- a/extensions/msteams/src/sdk-proactive.ts
+++ b/extensions/msteams/src/sdk-proactive.ts
@@ -64,21 +64,21 @@ type MSTeamsProactiveOptions = {
   serviceUrlBoundary?: MSTeamsSdkCloudOptions;
 };
 
-const loadMSTeamsApiClient = createLazyRuntimeModule(() =>
-  import("@microsoft/teams.api").then((api) => ({ Client: api.Client })),
-);
-
-const loadMSTeamsQuoteModule = createLazyRuntimeModule(() =>
-  import("@microsoft/teams.api/dist/activities/message/message.js").then((message) => ({
-    MessageActivityInput: message.MessageActivityInput,
-  })),
+const loadMSTeamsApiModule = createLazyRuntimeModule(
+  () =>
+    // SAFETY: the 2.0.14 CJS root exports MessageActivityInput, while its declarations omit it.
+    import("@microsoft/teams.api") as unknown as Promise<
+      typeof import("@microsoft/teams.api") & {
+        MessageActivityInput: typeof import("@microsoft/teams.api/dist/activities/message/message.js").MessageActivityInput;
+      }
+    >,
 );
 
 async function quoteMSTeamsActivity(
   activity: MSTeamsActivityLike,
   messageId: string,
 ): Promise<unknown> {
-  const { MessageActivityInput } = await loadMSTeamsQuoteModule();
+  const { MessageActivityInput } = await loadMSTeamsApiModule();
   if (typeof activity === "string") {
     return new MessageActivityInput(activity).prependQuote(messageId);
   }
@@ -203,7 +203,7 @@ async function getApiClientForReference(
     return api;
   }
 
-  const { Client } = await loadMSTeamsApiClient();
+  const { Client } = await loadMSTeamsApiModule();
   return new Client(ref.serviceUrl, httpClient) as unknown as MSTeamsApiClient;
 }